Calificación
Reparto
Roland Winters
Charlie Chan
Keye Luke
Lee Chan
Mantan Moreland
Birmingham Brown
Victor Sen Yung
Tommy Chan
Carol Forman
Sonia Cabot
Robert Livingston
John Stanley
Nils Asther
Paul Evans
Beverly Jons
Joan Farnsworth
Martín Garralaga
Pedro Francisco Lopez
George J. Lewis
Juan Gonzalez
Leslie Denison
Henry Farnsworth
Erville Alderson
Prof. Scott (uncredited)
Jay Silverheels
Diego (uncredited)
Charles Stevens
Manuel (uncredited)
Fred Cordova
Filippe (uncredited)
Juan Duval
Dr. Castalara (uncredited)
